Specifications – Alpine SWE-1242 User Manual
Page 3
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
SPECIFICATIONS
Model
S WE-1242
S WE-1042
Size
12"
10"
Impedance
4Q
4Q
Power Handling (RMS/Peak)
250W/750W
250W/750W
Frequency Response
Fs~1kHz
Fs-lkHz
Sensitivity*
89dB
87dB
DC Coil Resistance (Re)
3.6 Q
3.6 Q
Inductance (Le) 1kHz/20kHz
2.78mH/0.86mH
2.70mH/0.85mH
Free Air Resonance (Fs)
31 Hz
33Hz
Equivalent Stiffness (Vas)
61L
33L
Qms/Qes/Qts
9.68/0.70/0.66
9.85/0.71/0.66
X max / X peak
11.7mm/23.4mm
11.7mm/23.4mm
Mechanical Excursion (P-P)
40mm
36mm
Gap/Coil Height (Hag/Hvc)
10mm/33.4mm
10mm/33.4mm
Cone Area (Sd)
490.87 cm^
339.79 cm^
Diaphragm Material
Kevlar Reinforced
Pulp
Kevlar Reinforced
Pulp
Spider Material
Nomex
Nomex
Magnet Weight
64oz
44.80Z
Voice Coil Diameter
38mm
38mm
Displacement (front mount)**
0.086 ft'^S
0.061 ft'^3
Displacement (rear mount)
0.092 ft^3
0.079 ft^'S
Added Volume (reverse mount)**
0.084 ft'^S
0.056 ft'^S
Recommended Sealed Box Volume
0.8-1.7 ft'^S
0.6-1.25 ft'^S
Note: All specifications are subject to change without notice
# All T/S parameters measured/calculated, after break-in.
* This commonly misunderstood specification should not be used as a reference for subwoofer output capability.
** Based upon 3/4" (19mm) baffle thickness, with opening cut approximately to gasket inner diameter
SPECIFICATIONS
Modèle
SWE-1242
SWE-1042
Dimensions
12"
10"
Impedance
4Q
4Q
Puissance (RMS/MAX)
250W/750W
250W/750W
Réponse en fréquence
Fs-lkHz
Fs-lkHz
Sensibilité
89dB
87dB
Résistance en continu (Re)
3.6 Q
3.6 Q
Inductance (Le) 1kHz/20kHz
2.78mH/0.86mH
2.70mH/0.85mH
Fréquence de résonnance (Fs)
31 Hz
33Hz
Raideur equivalente (Vas)
61L
33L
Qms/Qes/Qts
9.68/0.70/0.66
9.85/0.71/0.66
X max / X crête
11.7mm/23.4mm
11.7mm/23.4mm
Excursion mécanique (P-P)
40mm
36mm
Largeur Entrefer/Bobine (Hag/Hvc)
10mm/33.4mm
10mm/33.4mm
Surface de cône (Sd)
490.87 cm^
339.79 cm^
Membrane
Kevlar renforcé
Kevlar renforcé
Suspension
Nomex
Nomex
Poids de l'aimant
64oz
44.80Z
Diamètre de bobine
38mm
38mm
Displacement (en avant)
0.086 ft'^S
0.061 ft'^S
Displacement (en arrière)
0.092 ft'^S
0.079 ft'^S
Volume en plus (en renvèrse)
0.084 ft'^S
0.056 ft'^S
Volume de charge recommandé
0.8-1.7 ft^'S
0.6-1.25 ft''3